Speaker phone



FIG. 1 is a perspective view of a speaker phone, showing our new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

The dash-dot broken line in the drawings depicts the bounds of the claim which extends to dash-dot broken line but does not include the dash-dot broken line, while all other broken lines depict portions of the speaker phone that from no part of the claimed design. All broken line form no part of the claim. 

CLAIM We claim the ornamental design for a speaker phone, as shown and described. 